Race to double numbers in this competitive card game. Try one-digit or two-digit numbers, or more!

Sharing can be a challenge, and division doubly so! Practice halving numbers in this competitive card game.

Engage your third-grader in this version of the classic game and she will get lots of practice using mental math to solve addition and subtraction problems.

This project compares the strength of one, two, and three-ply toilet paper.

Coil your daughter's two favorite colors into a wearable pendant with just a few scraps of felt!

Help your child improve his coin counting skills in these two math games that have him race to reach $1.00.

Help your third grader create a Venn diagram fantasy creature by combining two different creatures to create a fantasy creature based on their similarities.

Your child can make a sweet and savory spinach strawberry salad; two ingredients that come together for a light and fresh summer dish!

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Most often, a collage is 2-dimensional, but instead of using paper as a base, this project uses an inexpensive pumpkin from the craft store.

In this activity, your child will write stories about two different people. The stories will include similarities and differences in the ways each person lives in their communities.

El dia de los muertos (the day of the dead) is a Mexican holiday celebrated on November 1st and 2nd every year. Other Latin American countries celebrate a variation of the holiday, but it originates in Mexico and is unique to this country. These two days

Making your own glass cleaner is easy, effective and inexpensive!

Defend your cards in this multiplication math game! Your kid will enjoy using strategy to build equations and win points in this activity.

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

Multiplication facts are a necessary skill, and this board game provides a fun way for your third grader to practice them!

Practice multiplication facts and geography at the same time in this fun third grade math card game.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Learn all about cause and effect as your child experiments with an exploding pumpkin in this engaging fall activity! Get the whole family involved with this simple science experiment that is a fun and exciting way to combine Halloween and science.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

Create some cards and a factor board and get ready to practice multiplication. This game will help your kid get one step closer to memorizing times tables!

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

Help your child practice multiplication tables with this mental and physical multitasking game that uses a hula hoop to get into the swing of things.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Make a homemade doll out of recycled materials, similar to dolls made by pioneer children.